A certain dielectric, with adielectric constant 23, can withstand an electric field of 5*10^7 V/m. Suppose we want to use thisdielectric to construct a 0.3 ? F capacitor thatcan withstand a potential difference of 2400 V. The permittivity offree space is 8.85 * 10^-12 C^2 /N * m^2.

1. What is the minimum plate separation? Answer in units of? m.

2. What must the area of the plates be?Answer in units of m^2.

1. What is the minimum plate separation? Answer in units of? m.

2. What must the area of the plates be?Answer in units of m^2.

## Answers ( 1 )

^{-6}x 2400^{-6}coulombs_{0}A ) fromGauss' law_{0}=720x10^{-6}/ (23 x 5x10^{7}x 8.85 x 10^{-12})^{-1}^{2}_{0}A/d_{0}A/C^{-12}x .0707 / (0.3x10^{-6})^{-6}m